I have a substantial monthly positive cashflow for many of these properties.

The spreadsheet allows you to see how over time, there are substantial things to be aware of that you might not have considered.

Sometimes it’s better to take sec 179 if both bonus and 179 are available to get higher depreciation no.Mine all generate substantial taxable income (also the reason I am interested in IRC 199A).

The house is in Northern Virginia where rents are high and I would have a substantial cashflow if I rented all 4 rooms. 

If you have substantial personal assets, or cash flow and/or equity to protect, or other reasons to fear litigation, you'll also want asset protection.

I'd take a big enough chunk to buy as many doors/pads as I could - the return on the money is going to most likely be substantially higher than the interest rate on the debt.

Tax write offs – None – instead they are heavily taxed and have substantial on-going fees (fees that are often hidden from the investor until they go to cash out) 4.

There's also a chance the PM sucks and you either need to part ways according to what the PM agreement allows, or become substantially more involved in the relationship with the manager - essentially becoming the "squeaky wheel" who will get the grease.Keep in mind the RE industry has a very small barrier to entry, which allows a lot of seemingly unable people to get involved. 

If it hasn't been used in 20 years there is likely a substantial amount of updating to get it up and running.  

The bigger multis I purchased 20-22 unit had substantial value ad that couldn't be done with the 4s and duplexes.On the flip side the buildings I kept are great buildings that have great cash flow and I simply could not replicate.Pete